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Construction of electronic cigarettes. An electronic cigarette is a handheld battery -powered vaporizer that simulates smoking, but without tobacco combustion. [ 1] E-cigarette components include a mouthpiece (drip tip [ 2] ), a cartridge (liquid storage area), a heating element / atomizer, a microprocessor, a battery, and some of them have an ...
Metal parts of e-cigarettes in contact with the e-liquid can contaminate it with metals. [15] Heavy metals and metal nanoparticles have been found in tiny amounts in the e-cigarette aerosol. [notes 6] [15] Once aerosolized, the ingredients in the e-liquid go through chemical reactions that form new compounds not previously found in the liquid. [17]
An electronic cigarette ( e-cigarette) or vape[ note 1][ 1] is a device that simulates tobacco smoking. It consists of an atomizer, a power source such as a battery, and a container such as a cartridge or tank. Instead of smoke, the user inhales vapor. [ 2] As such, using an e-cigarette is often called " vaping ". [ 3]
E-cigarette explosions have resulted in burns, lost teeth, neck fractures, and battery acid contact to the face, mouth, and eyes. [ 80 ] The extent of the burns varied from 1% to 8% total body surface area, were reported and most commonly occurred in the lower extremity, hands, head and neck, and genitalia. [ 95 ]
A 2022 survey found that Juul is the third most popular e-cigarette brand among middle-school and high-school students, used by 22% of e-cigarette users. [19] On June 23, 2022, the FDA denied authorization for Juul to continue selling its products in the United States, and issued Marketing Denial Orders banning any further marketing or sale of ...
The new regulations forbid advertising of e-cigarettes, set limits on maximum concentrations of nicotine in liquids, limit maximum volumes of liquid that can be sold, require child-proof and tamper-proof packaging of liquid, set requirements on purity of ingredients, require that the devices deliver consistent doses of vapor, require disclosure ...
An electronic cigarette uses an e-liquid that may contain nicotine (typically derived from the tobacco plant), glycerin, propylene glycol, flavorings, and other ingredients. [8] The device has an electric heat source that heats the e-liquid to create an aerosol that the user inhales. [8] Three components of a heated tobacco product. [9]
Heated tobacco product. A heated tobacco product (HTP) [ note 1] is a tobacco product that heats the tobacco at a lower temperature than conventional cigarettes. [ 32] These products contain nicotine, which is a highly addictive chemical. [ 32] The heat generates an aerosol or smoke to be inhaled from the tobacco, which contains nicotine [ 33 ...